compose/cmd/compose/ps.go

116 lines
3.2 KiB
Go

/*
Copyright 2020 Docker Compose CLI authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package compose
import (
"context"
"fmt"
"io"
"os"
"sort"
"strings"
"github.com/spf13/cobra"
"github.com/docker/compose-cli/cli/formatter"
"github.com/docker/compose-cli/pkg/api"
"github.com/docker/compose-cli/utils"
)
type psOptions struct {
*projectOptions
Format string
All bool
Quiet bool
Services bool
}
func psCommand(p *projectOptions, backend api.Service) *cobra.Command {
opts := psOptions{
projectOptions: p,
}
psCmd := &cobra.Command{
Use: "ps",
Short: "List containers",
RunE: Adapt(func(ctx context.Context, args []string) error {
return runPs(ctx, backend, args, opts)
}),
}
psCmd.Flags().StringVar(&opts.Format, "format", "pretty", "Format the output. Values: [pretty | json].")
psCmd.Flags().BoolVarP(&opts.Quiet, "quiet", "q", false, "Only display IDs")
psCmd.Flags().BoolVar(&opts.Services, "services", false, "Display services")
psCmd.Flags().BoolVarP(&opts.All, "all", "a", false, "Show all stopped containers (including those created by the run command)")
return psCmd
}
func runPs(ctx context.Context, backend api.Service, services []string, opts psOptions) error {
projectName, err := opts.toProjectName()
if err != nil {
return err
}
containers, err := backend.Ps(ctx, projectName, api.PsOptions{
All: opts.All,
Services: services,
})
if err != nil {
return err
}
if opts.Services {
services := []string{}
for _, s := range containers {
if !utils.StringContains(services, s.Service) {
services = append(services, s.Service)
}
}
fmt.Println(strings.Join(services, "\n"))
return nil
}
if opts.Quiet {
for _, s := range containers {
fmt.Println(s.ID)
}
return nil
}
sort.Slice(containers, func(i, j int) bool {
return containers[i].Name < containers[j].Name
})
return formatter.Print(containers, opts.Format, os.Stdout,
func(w io.Writer) {
for _, container := range containers {
var ports []string
for _, p := range container.Publishers {
if p.URL == "" {
ports = append(ports, fmt.Sprintf("%d/%s", p.TargetPort, p.Protocol))
} else {
ports = append(ports, fmt.Sprintf("%s->%d/%s", p.URL, p.TargetPort, p.Protocol))
}
}
status := container.State
if status == "running" && container.Health != "" {
status = fmt.Sprintf("%s (%s)", container.State, container.Health)
} else if status == "exited" || status == "dead" {
status = fmt.Sprintf("%s (%d)", container.State, container.ExitCode)
}
_, _ = fmt.Fprintf(w, "%s\t%s\t%s\t%s\n", container.Name, container.Service, status, strings.Join(ports, ", "))
}
},
"NAME", "SERVICE", "STATUS", "PORTS")
}